Home / 94,811.61-130,795.05-64,195.89

Finding the Fourth Proportional to 94,811.61, 130,795.05 and 64,195.89

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Solution

The fourth proportional to 94,811.61, 130,795.05 and 64,195.89 is: 88,559.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,811.61 : 130,795.05 = 64,195.89 : x
  2. Step 2: Convert to fraction form
    94,811.61/130,795.05 = 64,195.89/x
  3. Step 3: Cross multiply
    94,811.61x = 130,795.05 × 64,195.89
  4. Step 4: Simplify right side
    94,811.61x = 8,396,505,128.32
  5. Step 5: Solve for x
    x = 8,396,505,128.32/94,811.61
  6. Step 6: Final answer
    x = 88,559.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.